20558952

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:255

約数の個数: 96

約数和(自身を含む): 58805760

約数和(自身を除く): 38246808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 61, 62, 72, 93, 122, 124, 151, 183, 186, 244, 248, 279, 302, 366, 372, 453, 488, 549, 558, 604, 732, 744, 906, 1098, 1116, 1208, 1359, 1464, 1812, 1891, 2196, 2232, 2718, 3624, 3782, 4392, 4681, 5436, 5673, 7564, 9211, 9362, 10872, 11346, 14043, 15128, 17019, 18422, 18724, 22692, 27633, 28086, 34038, 36844, 37448, 42129, 45384, 55266, 56172, 68076, 73688, 82899, 84258, 110532, 112344, 136152, 165798, 168516, 221064, 285541, 331596, 337032, 571082, 663192, 856623, 1142164, 1713246, 2284328, 2569869, 3426492, 5139738, 6852984, 10279476, 20558952]

約数ペア:

[(1, 20558952), (2, 10279476), (3, 6852984), (4, 5139738), (6, 3426492), (8, 2569869), (9, 2284328), (12, 1713246), (18, 1142164), (24, 856623), (31, 663192), (36, 571082), (61, 337032), (62, 331596), (72, 285541), (93, 221064), (122, 168516), (124, 165798), (151, 136152), (183, 112344), (186, 110532), (244, 84258), (248, 82899), (279, 73688), (302, 68076), (366, 56172), (372, 55266), (453, 45384), (488, 42129), (549, 37448), (558, 36844), (604, 34038), (732, 28086), (744, 27633), (906, 22692), (1098, 18724), (1116, 18422), (1208, 17019), (1359, 15128), (1464, 14043), (1812, 11346), (1891, 10872), (2196, 9362), (2232, 9211), (2718, 7564), (3624, 5673), (3782, 5436), (4392, 4681)]